Canon VB-730F Mk II Operation Manual page 34

Open [Control Panel] and click [Hardware].
1
2 Click [Sound].
The [Audio Service Not Running] dialog box is displayed.
Click [Yes].
3
The [Sound] dialog box is displayed.
Click the [Playback] tab to confirm that an audio device has been installed.
4
If no audio device is installed, refer to your computer manual.
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